1. import java.io.*;2. class Food {Food() { System.out.print("1"); } }3. class Fruit extends Food implements Serializable {4.   Fruit() { System.out.print("2"); } }5. public class Banana2 extends Fruit { int size = 42;6.   public static void main(String [] args) {7.    Banana2 b = new Banana2();8.    b.serializeBanana2(b); /* assume correct serialization*/9.    b = b.deserializeBanana2(b); /* assume correct*/10.    System.out.println(" restored " + b.size + " "); }11. /* more Banana2 methods*/12. }